7th Grade Science Crossword Puzzle

QUESTIONS LIST:

• stamen : a male reproductive structure of flowers
• density : mass divided by volume
• eukaryote : an organism made up of cells that have a nucleus enclosed by a membrane
• rock : a naturally occurring solid mixture of one or more minerals and organic matter.
• cellular respiration : the process by which cells use oxygen to produce energy from food
• tectonic plate : a block of lithosphere that consists of the crust and the rigid, outermost part of the mantle
• golgi complex : cell organelle that helps make and package materials to be transported out of the cell
• photosynthesis : the process by which plants and some bacteria use sunlight, carbon dioxide and water to make food
• organ system : a group of organs that work together
• cell membrane : protective layer that covers the cell's surface
• pistil : a female reproductive structure of a flower
• cell : the smallest unit that can perform all life processes
• diffusion : the movement of particles from regions of higher density to lower density
• mitosis : a process of cell division that forms two new nuclei, each of which has the same number of chromosomes
• organ : a collection of tissues that carry out a specialized function of the body
• nucleus : organelle that contains the cell's dna
• heredity : the passing of genetic traits from parent to offspring
• digestive system : breaks down food you eat
• ribosomes : cell organelle that makes protein